t25i20d100k_0.1.log

关联规则中转换树算法在VC下的实现

Input data file: D:\Data\Bin_WinStyle\T25I20D100K.bdt  
Mining algorithm: PrefixTree+ for mining FI.
Minimal support threshold:    0.10 
Minimal confidence threshold:   80.00 

Start time: Sun Jun 06 17:34:57.624 2004

First scan end time: Sun Jun 06 17:34:57.825 2004

First scan cost:        0.201 seconds
Total transactions: 100000 
Absolute support threshold: 100 

Size of frequent 1-itemset: 4329 . 
Second scan (construct CFP-tree) end time: Sun Jun 06 17:35:00.218 2004

Second scan cost:        2.393 seconds

Maximal FI number in a transaction is: 50 . 
There are 2497509 nodes in the tree. 



total number of frequent itemsets:     151543

Mining end time: Sun Jun 06 17:35:15.49 2004

Mining cost:       14.831 seconds

Total cost:       17.425 seconds